How do I use UTC +14:00 in ruby on rails

I want to use utc+14:00 https://en.wikipedia.org/wiki/UTC%2B14:00 in
my
rails app , but

rake time:zones:all

shows up to utc+13:00 only . is there any workaround to use this
timezone ?
stackoverflow link
http://stackoverflow.com/questions/31535505/how-do-i-use-utc-1400-in-ruby-on-rails

I think that you may need to check your config files